[Problems in the correction of refractive errors in children].
D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D005139:Eyeglasses; D005260:Female; D006801:Humans; D007564:Japan; D008297:Male; D012030:Refractive Errors / Q000628:therapy*; D012572:School Health Services